User manual

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Reverberation Time RT60
12
Page Selector RT60
Select between the RT60 run test page and the result page.
The page button
toggles between these displays.
RT60 run test page
RT60 result page. Toggle with the measurement
result selection
18
among
AVRG RT60 result page showing average
of all cycles and uncertainty factor
CYC xx RT60 result page for each cycle
Last RT60 result page for last cycle
14
Y-Axis Reverberation Time
Reverberation time in seconds. The scaling is automatically
adjusted.
10
Measurement Resolution
Reverberation time measurement selectable in 1/3 oc-
tave or 1/1 octave band resolution. The optional Extended
Acoustic Pack enables 1/3 octave band resolution from
50 Hz to 10 kHz.
11
Phantom Power Supply
48V The
XL2 provides 48 V phantom power supply
to the connection microphone or sensor.
ASD An NTi Audio measurement microphone with
automated sensor detection ASD is connect-
ed. The XL2 reads the electronic data sheet of
the microphone and switches the 48V phan-
tom power automatically on
48V Phantom power is switched off.